Roof Pitch Calculator
Calculate roof pitch, slope, and angle from rise and run measurements.
Roof Measurements
Vertical rise in inches
Horizontal run in inches
Display units
Pitch
0.0
/12
Angle
0.0
°
Slope
0.0
%
Rise
0.0 in
Run
0.0 in
Rafter Length
0.0 in
Pitch Factor
0.0000
Category
Medium
slope type
Rise per Foot
0.0
inches
Run per Foot
12.0
inches
Pitch = Rise ÷ Run × 12. A pitch of 6/12 means 6 inches of rise per 12 inches of run.
Pitch = (Rise / Run) × 12
Angle = arctan(Rise / Run)